2805-00-271-9543

Find complete technical information, availability, and procurement data for: 2805-00-271-9543
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Federal Supply Group

Engines, Turbines, and Components

Federal Supply Classification

2805 Except Aircraft; and Components Gasoline Reciprocating Engines

National Stock Number

2805-00-271-9543

Item Name Code

15884

Assigment Date

01/01/1963 (63 years ago)

A mushroom or tulip-shaped item having a circular head with a conical face and an extended stem used to regulate the flow of incoming fuel-air mixture or air into the combustion chamber or exhaust gases from the combustion chamber of a reciprocating internal combustion engine.

0.0312 inches nominal chamfer length, flat head style, 45.0 chamfer angle in deg, 0.1260 inches minimum and 0.1320 inches maximum hole diameter, 0.1300 inches minimum and 0.1500 inches maximum head height

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Head Style: flat
Head Height: 0.1300 inches minimum and 0.1500 inches maximum
Chamfer Angle In Deg: 45.0
Hole Diameter: 0.1260 inches minimum and 0.1320 inches maximum
Chamfer Length: 0.0312 inches nominal
Outside Diameter: 1.0430 inches minimum and 1.0530 inches maximum
Seat Angle In Deg: 30.0
Stem Style: drilled
Carbon Relief Groove: not included
Neck Radius: 0.3125 inches nominal
Stem Length: 2.9790 inches minimum and 2.9990 inches maximum
Stem Diameter: 0.2470 inches minimum and 0.2480 inches maximum
Distance From Hole Center To Stem End: 0.1562 inches nominal
Metallic Hardness Rating And Location: 37.0 rockwell c nominal tip
Fsc Application Data: gasoline engine

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
2805-00-448-9889	No Name Available	11/01/1975

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
1639	Engine Poppet Valve
58010A	Engine Poppet Valve
58111A	Engine Poppet Valve
D-1639	Engine Poppet Valve
S-907	Engine Poppet Valve
S1632	Engine Poppet Valve
VE804	Engine Poppet Valve
X857	Engine Poppet Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 2805-00-271-9543?

The FSCG of the NSN 2805-00-271-9543 is 2805

Does the NSN 2805-00-271-9543 have a Schedule B code assigned?

Yes, the Schedule B code is 8409918000

Does NSN 2805-00-271-9543 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 2805-00-271-9543 contain precious materials?

Precious metal content is unknown

Does NSN 2805-00-271-9543 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 2805-00-271-9543 was assigned to the Federal Catalog?

It was assigned 63 years ago, on Tue, Jan 1, 1963